Quantum Dot Single Photon Sources Quantum Dots
... Indistiguishable Photons The KLM Proposal Knill, Laflamme, and Milburn [Knill, Laflamme, Milburn, Nature 409, 46 (2001)] suggested a probilistic two-qubit gate implemented with single photons and linear optical elements. The gate requires photon number resolving counters and additional so-called an ...
... Indistiguishable Photons The KLM Proposal Knill, Laflamme, and Milburn [Knill, Laflamme, Milburn, Nature 409, 46 (2001)] suggested a probilistic two-qubit gate implemented with single photons and linear optical elements. The gate requires photon number resolving counters and additional so-called an ...
Chapter 5
... entirely new topics (e.g., delayed-‐choice experiments) that created additional opportunities for students to explore the sometimes fluid boundaries between scientific interpretation and theory. The entiret ...
... entirely new topics (e.g., delayed-‐choice experiments) that created additional opportunities for students to explore the sometimes fluid boundaries between scientific interpretation and theory. The entiret ...
Quantum circuits for strongly correlated quantum systems
... Bose-Hubbard model have been prepared using atoms in optical lattices 关5,6兴, something which has triggered a lot of attention both in the atomic physics and condensed-matter physics communities. In this paper we propose to use a quantum computer in a different way, such that we not only have access ...
... Bose-Hubbard model have been prepared using atoms in optical lattices 关5,6兴, something which has triggered a lot of attention both in the atomic physics and condensed-matter physics communities. In this paper we propose to use a quantum computer in a different way, such that we not only have access ...
authentication with quantum smart-card
... 2. The quantum entanglement for the smart-card A scheme of the QC smart-card with the quantum entanglement is given in Fig.1. Here the solid line presents the quantum channel (optical fiber), the double dotted line presents the electric connection from the photocell source and signal connection with ...
... 2. The quantum entanglement for the smart-card A scheme of the QC smart-card with the quantum entanglement is given in Fig.1. Here the solid line presents the quantum channel (optical fiber), the double dotted line presents the electric connection from the photocell source and signal connection with ...
QUANTUM DOTS - Electrical and Computer Engineering
... TWO ELECTRONS, EACH FREE TO TUNNEL TO ANY SITE IN THE CELL, THESE ELECTRONS WILL TRY TO OCCUPY THE FURTHEST POSSIBLE SITE WITH RESPECT TO EACH OTHER DUE TO MUTUALELECTROSTATIC REPULSION. THEREFORE, TWO DISTINGUISHABLE CELL STATES EXIST. 2) SHOWS THE TWO POSSIBLE MINIMUM ENERGY STATES OF A QUANTUM-DO ...
... TWO ELECTRONS, EACH FREE TO TUNNEL TO ANY SITE IN THE CELL, THESE ELECTRONS WILL TRY TO OCCUPY THE FURTHEST POSSIBLE SITE WITH RESPECT TO EACH OTHER DUE TO MUTUALELECTROSTATIC REPULSION. THEREFORE, TWO DISTINGUISHABLE CELL STATES EXIST. 2) SHOWS THE TWO POSSIBLE MINIMUM ENERGY STATES OF A QUANTUM-DO ...
I am grateful to Mike Weismann for guiding much of this discussion
... protagonists each had their own ideas, but the orthodox view has common components. Since measurement provided the link between the classical physical world and a quantum mechanical interpretation, a complete treatment was taken as demanding a formal description of the evolution between states acces ...
... protagonists each had their own ideas, but the orthodox view has common components. Since measurement provided the link between the classical physical world and a quantum mechanical interpretation, a complete treatment was taken as demanding a formal description of the evolution between states acces ...
md-vol 4 no 2.qxp - md
... macroscopic objects surrounding us into smaller parts, up to the indivisible ones (atoms) and their study would give an answer to all questions. And though today our atoms are not the smallest objects of the microworld, the atomistic idea itself proved to be very fruitful and the achievements of the ...
... macroscopic objects surrounding us into smaller parts, up to the indivisible ones (atoms) and their study would give an answer to all questions. And though today our atoms are not the smallest objects of the microworld, the atomistic idea itself proved to be very fruitful and the achievements of the ...
QUANTUM FIELD THEORY a cyclist tour
... On the other hand, almost every single thing we learn about quantum mechanics and thus come to believe is quantum mechanics –operators, commutators, complex amplitudes, unitary evolution operators, Green’s functions, Hilbert spaces, spectra, path integrals, spins, angular momenta– under a closer ins ...
... On the other hand, almost every single thing we learn about quantum mechanics and thus come to believe is quantum mechanics –operators, commutators, complex amplitudes, unitary evolution operators, Green’s functions, Hilbert spaces, spectra, path integrals, spins, angular momenta– under a closer ins ...
Fault-Tolerant Quantum Computation
... Fault Tolerant gates form a discrete set which is not that desirable, but it is also an unavoidable feature of any fault tolerant scheme ...
... Fault Tolerant gates form a discrete set which is not that desirable, but it is also an unavoidable feature of any fault tolerant scheme ...
3rd year
... particles emitted from most of the radioactive dements have energy from (510) Mev, much lower than . Thus according to classical mechanics it is difficult to understand how the a particles of lower energy can go over a potential barrier of higher energy. According to quantum mechanics, we know that ...
... particles emitted from most of the radioactive dements have energy from (510) Mev, much lower than . Thus according to classical mechanics it is difficult to understand how the a particles of lower energy can go over a potential barrier of higher energy. According to quantum mechanics, we know that ...
The Schrödinger Wave Equation
... and as we know that for continuous potentials we always get continuous wave functions, we then place the extra conditions that the wave function and its spatial derivative also must be continuous3 . We shall see how this extra condition is implemented when we look at the finite potential well later. ...
... and as we know that for continuous potentials we always get continuous wave functions, we then place the extra conditions that the wave function and its spatial derivative also must be continuous3 . We shall see how this extra condition is implemented when we look at the finite potential well later. ...
(4)
... inclusion of dissipative and decoherence terms in the equations of motion,8 –10 through multistate Fokker–Planck dynamics11 or representations by quantum stochastic processes.12 Other approaches utilize a more detailed treatment of the classical environment. These include simple adiabatic dynamics w ...
... inclusion of dissipative and decoherence terms in the equations of motion,8 –10 through multistate Fokker–Planck dynamics11 or representations by quantum stochastic processes.12 Other approaches utilize a more detailed treatment of the classical environment. These include simple adiabatic dynamics w ...
Quantum information theory: Results and open
... probability distributions which give probabilities for the outcomes of all possible measurements, and in which each of the single photons has a definite probability distribution for the outcome of measurements on it, independent of the measurements which are made on the other photon. In other words, ...
... probability distributions which give probabilities for the outcomes of all possible measurements, and in which each of the single photons has a definite probability distribution for the outcome of measurements on it, independent of the measurements which are made on the other photon. In other words, ...
![arXiv:1302.5365v1 [quant-ph] 21 Feb 2013](http://s1.studyres.com/store/data/002010390_1-09efe73c4824d019b499134a0467e0f3-300x300.png)
arXiv:1302.5365v1 [quant-ph] 21 Feb 2013
... c.o.m. of a closed macroscopic system whose only interaction with the outer world was that we measured a single photon that belonged to the system. This is not merely paradoxical. Actually all (non-superselected) conservation laws are macroscopically violated by the mere existence of certain Cats wh ...
... c.o.m. of a closed macroscopic system whose only interaction with the outer world was that we measured a single photon that belonged to the system. This is not merely paradoxical. Actually all (non-superselected) conservation laws are macroscopically violated by the mere existence of certain Cats wh ...
Do we really understand quantum mechanics?
... context, complementarity comes in many varieties and has been interpreted in many different ways! By and large, the impression of the vast majority was that Bohr had eventually won the debate with Einstein, so that discussing again the foundations of quantum mechanics after these giants was pretenti ...
... context, complementarity comes in many varieties and has been interpreted in many different ways! By and large, the impression of the vast majority was that Bohr had eventually won the debate with Einstein, so that discussing again the foundations of quantum mechanics after these giants was pretenti ...